Fix memory leak in ldap auth provider

[molotkov-and]

Changelog entry

#14324

Changelog category

• Bugfix

Description for reviewers

https://storage.yandexcloud.net/ydb-gh-logs/ydb-platform/ydb/PR-check/13541234982/ya-x86-64-asan/try_2/artifacts/logs/ydb/core/security/ldap_auth_provider/ut/test-results/unittest/testing_out_stuff/LdapAuthProviderTest_StartTls.LdapRefreshGroupsInfoWithError.err

[github-actions]

🟢 2025-02-26 14:25:02 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-02-26 12:14:24 UTC Pre-commit check linux-x86_64-relwithdebinfo for 67c227c has started.
⚪ 2025-02-26 12:14:39 UTC Artifacts will be uploaded here
⚪ 2025-02-26 12:17:25 UTC ya make is running...
🟡 2025-02-26 13:11:09 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
19172	17830	0	2	1214	126

⚪ 2025-02-26 13:13:19 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-02-26 13:24:40 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
188 (only retried tests)	64	0	1	0	123

⚪ 2025-02-26 13:24:52 UTC ya make is running... (failed tests rerun, try 3)
🟢 2025-02-26 13:34:31 UTC Tests successful.

Test history | Ya make output | Test bloat | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
184 (only retried tests)	62	0	0	0	122

[github-actions]

⚪ 2025-02-26 12:21:35 UTC Pre-commit check linux-x86_64-release-asan for 67c227c has started.
⚪ 2025-02-26 12:21:49 UTC Artifacts will be uploaded here
⚪ 2025-02-26 12:24:49 UTC ya make is running...
🟡 2025-02-26 13:28:05 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
11718	11481	0	193	11	33

⚪ 2025-02-26 13:29:44 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-02-26 13:35:12 UTC ydbd size 3.7 GiB changed* by -48 Bytes, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 8d25dd3	merge: 67c227c	diff	diff %
ydbd size	3 945 558 464 Bytes	3 945 558 416 Bytes	-48 Bytes	-0.000%
ydbd stripped size	1 374 591 760 Bytes	1 374 591 696 Bytes	-64 Bytes	-0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}
⚫ 2025-02-26 13:35:14 UTC Check cancelled

[github-actions]

⚪ 2025-02-26 13:41:24 UTC Pre-commit check linux-x86_64-release-asan for 29db610 has started.
⚪ 2025-02-26 13:42:05 UTC Artifacts will be uploaded here
⚪ 2025-02-26 13:45:18 UTC ya make is running...
🟡 2025-02-26 15:05:07 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
11718	11558	0	85	42	33

⚪ 2025-02-26 15:06:19 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-02-26 15:14:06 UTC ydbd size 3.7 GiB changed* by +1.7 MiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 63aaaeb	merge: 29db610	diff	diff %
ydbd size	3 945 574 488 Bytes	3 947 391 456 Bytes	+1.7 MiB	+0.046%
ydbd stripped size	1 374 594 864 Bytes	1 375 223 440 Bytes	+613.8 KiB	+0.046%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}
⚫ 2025-02-26 15:14:08 UTC Check cancelled

[github-actions]

⚪ 2025-02-26 13:43:07 UTC Pre-commit check linux-x86_64-relwithdebinfo for 29db610 has started.
⚪ 2025-02-26 13:43:23 UTC Artifacts will be uploaded here
⚪ 2025-02-26 13:46:19 UTC ya make is running...
🟢 2025-02-26 14:44:31 UTC Tests successful.

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
19172	17827	0	0	1214	131

🟢 2025-02-26 14:46:18 UTC Build successful.
🟡 2025-02-26 14:46:34 UTC ydbd size 2.1 GiB changed* by +964.4 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 63aaaeb	merge: 29db610	diff	diff %
ydbd size	2 265 223 160 Bytes	2 266 210 696 Bytes	+964.4 KiB	+0.044%
ydbd stripped size	477 290 520 Bytes	477 496 536 Bytes	+201.2 KiB	+0.043%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

⚪ 2025-02-26 15:18:30 UTC Pre-commit check linux-x86_64-release-asan for d4ca65d has started.
⚪ 2025-02-26 15:18:47 UTC Artifacts will be uploaded here
⚪ 2025-02-26 15:21:42 UTC ya make is running...
🟡 2025-02-26 16:30:21 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
11722	11468	0	193	27	34

⚪ 2025-02-26 16:31:42 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-02-26 16:53:36 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
314 (only retried tests)	272	0	13	1	28

⚪ 2025-02-26 16:53:56 UTC ya make is running... (failed tests rerun, try 3)
🟡 2025-02-26 17:05:48 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
75 (only retried tests)	47	0	2	0	26

🟢 2025-02-26 17:05:58 UTC Build successful.
🟢 2025-02-26 17:06:28 UTC ydbd size 3.7 GiB changed* by -32 Bytes, which is <= 0 Bytes vs main: OK

ydbd size dash	main: e0f8b20	merge: d4ca65d	diff	diff %
ydbd size	3 982 265 248 Bytes	3 982 265 216 Bytes	-32 Bytes	-0.000%
ydbd stripped size	1 387 038 472 Bytes	1 387 038 408 Bytes	-64 Bytes	-0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

⚪ 2025-02-26 15:21:15 UTC Pre-commit check linux-x86_64-relwithdebinfo for d4ca65d has started.
⚪ 2025-02-26 15:21:32 UTC Artifacts will be uploaded here
⚪ 2025-02-26 15:24:24 UTC ya make is running...
🟡 2025-02-26 16:15:34 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
19174	17815	0	2	1225	132

⚪ 2025-02-26 16:17:45 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-02-26 16:30:14 UTC Tests successful.

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
208 (only retried tests)	80	0	0	0	128

🟢 2025-02-26 16:30:24 UTC Build successful.
🟢 2025-02-26 16:30:57 UTC ydbd size 2.1 GiB changed* by +112 Bytes, which is < 100.0 KiB vs main: OK

ydbd size dash	main: e0f8b20	merge: d4ca65d	diff	diff %
ydbd size	2 284 785 120 Bytes	2 284 785 232 Bytes	+112 Bytes	+0.000%
ydbd stripped size	479 196 384 Bytes	479 196 448 Bytes	+64 Bytes	+0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}